Court refuses to hear Research in Motion patent appeal

SAN FRANCISCO (MarketWatch) -- Shares of Research in Motion
rimm
were halted in late morning trading Friday. A U.S. appeals court refused a request by the maker of the Blackberry handheld device to reconsider an earlier ruling that upheld a decision that it infringed on a number of claims held by U.S. patent holding company, NTP Inc., according to a notice on the court's Web site. Shares were halted at 63.17, down 5.7%.

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